What is JVM

  • JVM is java virtual machine.
  •  JVM is an interpreter which is executed byte code.
  •  Each byte Statement executed line by line by Jvm.
  •  JVM uses JRE to execute Byte code.


What is JRE

  •  JRE is java run time environment.
  •  It provides necessary run time environment to Jvm.
  •  JRE is set of Program that Contain what is required to run a Java program.
  •  JRE contain JVM and set of class Library

What is JDK

  •  JDK is java Development toolkit.
  •  JDK contain JRE and set of tool that used by programmer.

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